allk12 · Rankings · Biggest declines · Washington · Thurston County · High schools

The public high schools with the biggest test-score declines in Thurston County, Washington

11 public high schools in Thurston County, Washington appear in this ranking of the public high schools with the biggest test-score declines, ranked by the 3-year drop in composite math + reading proficiency. River Ridge High School leads the list at -9.2pp, against a median of -2.2pp across the ranked schools.

The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.

Schools ranked

Thurston County, Washington

Best 3-yr change

-9.2pp

Median 3-yr change

-2.2pp

BIGGEST DECLINES · THURSTON COUNTY, WASHINGTON

#	School	City	District	Students	3 yrs ago	Latest	Change
1	River Ridge High School	Lacey, WA	North Thurston Public Schools	1,547	48.9%	39.7%	-9.2pp
2	Olympia High School	OLYMPIA, WA	Olympia School District	1,901	68.2%	63.5%	-4.7pp
3	Timberline High School	Lacey, WA	North Thurston Public Schools	1,401	46.9%	42.3%	-4.6pp
4	North Thurston High School	Lacey, WA	North Thurston Public Schools	1,378	49.7%	46.9%	-2.7pp
5	Rochester High School	Rochester, WA	Rochester School District	608	39.8%	37.1%	-2.7pp
6	Capital High School	OLYMPIA, WA	Olympia School District	1,322	55.7%	53.6%	-2.2pp
7	Rainier Senior High School	Rainier, WA	Rainier School District	283	47.3%	51.8%	+4.5pp
8	Tenino High School	Tenino, WA	Tenino School District	383	40.1%	47.1%	+7.0pp
9	Tumwater High School	Tumwater, WA	Tumwater School District	1,117	53.6%	60.6%	+7.0pp
10	Yelm High School 12	Yelm, WA	Yelm School District	1,693	37.3%	44.8%	+7.5pp
11	A G West Black Hills High School	Tumwater, WA	Tumwater School District	753	44.7%	56.0%	+11.3pp

Page 1 of 1 · top 11 of 11 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.